20843287870

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44347421}}^1$

素因数の和:44347475

約数の個数: 16

約数和(自身を含む): 38316172608

約数和(自身を除く): 17472884738

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 44347421, 88694842, 221737105, 443474210, 2084328787, 4168657574, 10421643935, 20843287870]

約数ペア:

[(1, 20843287870), (2, 10421643935), (5, 4168657574), (10, 2084328787), (47, 443474210), (94, 221737105), (235, 88694842), (470, 44347421)]